Home / 138,528-300,701

Finding the Third Proportional to 138,528 and 300,701

Calculator

Solution

The third proportional to 138,528 and 300,701 is: 652,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,528 : 300,701 = 300,701 : x
  2. Step 2: Convert to fraction form
    138,528/300,701 = 300,701/x
  3. Step 3: Cross multiply
    138,528x = 300,701 × 300,701
  4. Step 4: Simplify right side
    138,528x = 90,421,091,401
  5. Step 5: Solve for x
    x = 90,421,091,401/138,528
  6. Step 6: Final answer
    x = 652,727.91

Related Problems

Find third proportional to 69,264 and 150,350.50
Half scale
Find third proportional to 277,056 and 601,402
Double scale
Find third proportional to 138,530 and 300,705
Similar ratio
Find third proportional to 207,792 and 451,051.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.